 In two panels of the famous Bayeux tapestry, standards are shown which appear to be raven banners.The Bayeux tapestry was commissioned by Bishop Odo, the half-brother of William the Conqueror; as one of the combatants at the Battle of Hastings, Odo would have been familiar with the standards carried into the fight.In one of the panels, depicting a Norman cavalry charge against an English shield-wall, a charging Norman knight is depicted with a semicircular banner emblazoned with a standing black bird.